CN218643264U - Turning device for switching on/off machine - Google Patents

Abstract

A turning device of a customs clearance machine comprises a base, a rotating shaft unit and a return unit. The rotating shaft unit comprises an upper rotating shaft penetrating through the base. The recovery unit is sleeved on the upper rotating shaft and used for recovering the upper rotating shaft to the original position after rotating. Through the setting of the recovery unit, the pivot unit receives external force to rotate and drives the recovery unit rotates the back, can reply the normal position, and is comparatively convenient in the use.

Description

Turning device of the closing machine

technical field

The utility model relates to a rotating device, in particular to a rotating device of an opening and closing machine.

Background technique

The customs clearance machine has been widely used in companies, railway stations, subway stations and other places, and most of the existing customs clearance machines use motors as the driving source to perform the action of opening and closing the gate. However, the power consumption required by the motor is relatively high, and the total component cost is also high. In some places, it may be possible to use different types of gatekeepers, and there is still room for improvement.

Contents of the invention

The purpose of the present utility model is to provide a turning device of the opening and closing machine which can solve at least one of the problems mentioned above.

The rotating device of the utility model includes a base; a rotating shaft unit, including an upper rotating shaft passing through the base; and a recovery unit, which is sleeved on the upper rotating shaft, and the restoring unit is used to rotate the upper rotating shaft Then return to the original position.

In the rotating device of the opening and closing machine described in the utility model, the base includes a first housing for accommodating the recovery unit, the first housing has a first inner wall surface, and the first inner wall surface defines A first opening that extends up and down in an ellipse shape, the first opening has two long axis ends and two short axis ends, the distance between the long axis ends is greater than the distance between the short axis ends, and the recovery unit includes the The return turret through which the above rotating shaft is fixedly passed, two return moving frames movably arranged on the return turret, and two return moving frames respectively arranged on the return moving frame and abutting against the first inner wall surface. The abutting wheel and at least one restoring elastic member arranged between the returning moving frame will drive the returning unit to rotate when the upper rotating shaft rotates, so that the returning abutting wheel will move along the first inner wall. When the long-axis end of the first opening moves toward the short-axis end, the return moving frame is pressed by the first inner wall surface and moves toward each other to compress the return elastic member, and when the upper After the rotating shaft stops rotating, the elastic restoring force of the restoring elastic member will drive the restoring unit and the upper rotating shaft to rotate and return to the original position.

In the rotating device of the opening and closing machine described in the utility model, the base includes a first housing for accommodating the recovery unit, the first housing has a first inner wall surface, and the first inner wall surface defines A first opening extending up and down, the first opening has a long axis end and a short axis end, the distance between the long axis end and the upper rotating shaft is greater than the distance between the short axis end and the upper rotating shaft, the The recovery unit includes a recovery turret that is fixedly passed through the upper rotating shaft, a recovery moving frame that is movably arranged on the recovery turret, and a return movement frame that is arranged on the recovery moving frame and abuts against the first inner wall surface. The contact wheel and at least one return elastic member arranged between the return moving frame and the return turret will drive the return unit to rotate when the upper rotating shaft rotates, so that the return contact wheel moves along the The first inner wall surface moves from the long axis end of the first opening toward the short axis end, and the return moving frame is pressed against by the first inner wall surface and moves toward each other, thereby compressing the resilience After the upper rotating shaft stops rotating, the elastic restoring force of the restoring elastic member will drive the restoring unit and the upper rotating shaft to rotate and return to the original position.

In the rotating device of the customs clearance machine described in the utility model, the return turret forms a return movement groove for the return movement frame to be movably arranged, and each return movement frame is roughly in the shape of a ㄇ, and has a The setting part where the wheels are set, two side arms extending laterally from both ends of the setting part and two blocks respectively formed at the ends of the side arms, each side arm is formed with a corresponding A movable groove for movably accommodating the clamping block, and two ends of the restoring elastic member are respectively abutted against the setting portion.

In the turning device of the opening and closing machine described in the utility model, the base includes a first housing for accommodating the recovery unit, the first housing has a first inner wall surface and is formed in the first inner wall. A convex column extending up and down on the wall, the recovery unit includes two pressure plates, a sleeve connected to the pressure plate at both ends, a rotating column with two ends respectively fixed to the pressure plate and spaced from the sleeve, and a rotatable The torsion spring is sleeved on the sleeve, the upper rotating shaft is fixedly passed through the pressure plate and passes through the sleeve, and one end of the torsion spring is against the rotation column and one side of the convex column , the other end is against the rotating post and the other side of the protruding post, when the upper rotating shaft rotates, it will drive the return unit to rotate, so that the rotating post will drive one end of the torsion spring to rotate and compress the The torsion spring, after the upper rotating shaft stops rotating, the elastic restoring force of the torsion spring will drive the recovery unit and the upper rotating shaft to rotate and return to the original position.

The rotating device of the opening and closing machine described in the utility model also includes a buffer unit sleeved on the upper rotating shaft and located in the base, and the buffer unit is used to buffer the rotation speed of the upper rotating shaft returning to its original position after rotating .

In the turning device of the opening and closing machine described in the utility model, the base includes a second housing for accommodating the buffer unit, the second housing has a second inner wall surface, and the second inner wall surface has a a first half and a second half connected to the first half, the second half having two long ends connected to the first half and short ends between the long ends, The distance between the short end and the upper rotating shaft is smaller than the distance between any one of the long ends and the upper rotating shaft, and the buffer unit includes a buffer turret fixedly pierced by the upper rotating shaft, and a movable arrangement The buffering moving frame on the buffering turret, the buffering abutting wheel arranged on the buffering moving frame and abutting against the second half, and at least one buffering wheel arranged on the buffering turret and abutting on the buffering moving frame When the buffer abutment wheel abuts against the short end, the buffer is in a compressed state, and when the upper rotating shaft rotates, it will drive the buffer unit to rotate, so that the buffer abutment wheel moves along the When the second half moves from the short end to one of the long ends, the buffer is changed to a non-compressed state, which can generate damping to buffer the upper shaft when the upper shaft returns to its original position after rotation rotation speed.

In the rotating device of the opening and closing machine described in the utility model, the second half is in the shape of an arc.

In the turning device of the opening and closing machine described in the utility model, the second half part also has two circular arc segments extending from the long end to the short end and a flat segment connecting the circular arc segments , the flat section forms a groove at the short end, and when the upper rotating shaft rotates, it will drive the buffer unit to rotate, so that the buffer abutment wheel leaves the groove along the flat section and then along the When one of the circular arc segments moves toward one of the long ends, the buffer is changed into a non-compressed state, which can produce damping when the upper shaft returns to its original position after rotating to buffer the rotation speed of the upper shaft .

The beneficial effect of the utility model is that: through the setting of the restoring unit, the rotating shaft unit can return to the original position after being rotated by the external force to drive the restoring unit to rotate, which is more convenient to use.

Description of drawings

Fig. 1 is a perspective view of a first embodiment of the rotating device of the utility model clearance machine;

Fig. 2 is a three-dimensional exploded view of the first embodiment;

Fig. 3 is a sectional view obtained by the section line III-III of Fig. 1;

Fig. 4 is a cross-sectional view obtained by section line IV-IV of Fig. 1;

Fig. 5 is a three-dimensional exploded view of a recovery unit of the first embodiment;

Fig. 6 is a sectional view obtained by the section line VI-VI of Fig. 1;

Fig. 7 is a three-dimensional exploded view of a buffer unit of the first embodiment;

Fig. 8 is a sectional view obtained by the section line VIII-VIII of Fig. 1;

Fig. 9 is a three-dimensional exploded view of an overload protection unit of the first embodiment;

Fig. 10 is a sectional view obtained by the section line X-X of Fig. 1;

Fig. 11 is a cross-sectional view similar to Fig. 10, illustrating that the overload abutment wheel of the overload protection unit leaves the slot;

Figure 12 is a part of the bottom view of the first embodiment, wherein the locking member of the locking unit is omitted;

Fig. 13 is a part of the bottom view of the first embodiment, wherein the locking tongue of the locking member extends into the first locking groove of the locking plate in a locked state;

Fig. 14 is a part of the bottom view of the first embodiment, wherein the lock tongue of the lock part is inserted into the second lock groove of the lock plate in the locked state;

Figure 15 is a part of the bottom view of the first embodiment, wherein the lock disc is rotated to an open state;

Fig. 16 is a cross-sectional view similar to Fig. 6, illustrating that the recovery unit rotates to the open state;

Figure 17 is a cross-sectional view similar to Figure 8, illustrating that the buffer unit is rotated to the open state;

Figure 18 is a cross-sectional view similar to Figure 10, illustrating that the overload protection unit rotates to the open state;

Fig. 19 is a perspective view of a second embodiment of the rotating device of the utility model clearance machine;

Fig. 20 is a three-dimensional exploded view of the second embodiment;

Fig. 21 is a sectional view obtained by the section line XXI-XXI of Fig. 19;

Fig. 22 is a sectional view obtained by the section line XXII-XXII of Fig. 19;

Fig. 23 is a three-dimensional exploded view of a recovery unit of the second embodiment;

Fig. 24 is a sectional view obtained by the section line XXIV-XXIV of Fig. 19;

Fig. 25 is a sectional view obtained by the section line XXV-XXV of Fig. 19;

Fig. 26 is a part of the bottom view of the second embodiment, wherein the locking member of the locking unit is omitted;

Fig. 27 is a part of the bottom view of the second embodiment, wherein the locking tongue of the locking member extends into the first locking groove of the locking plate in a locked state;

Fig. 28 is a part of the bottom view of the second embodiment, wherein the locking tongue of the locking member extends into the second locking groove of the locking disc in the locked state;

Figure 29 is a part of the bottom view of the second embodiment, wherein the lock disc is rotated to an open state;

Fig. 30 is a cross-sectional view similar to Fig. 24, illustrating that the recovery unit rotates to the open state;

Figure 31 is a cross-sectional view similar to Figure 25, illustrating that the buffer unit is rotated to the open state;

Fig. 32 is a perspective view of a third embodiment of the rotating device of the utility model clearance machine;

Fig. 33 is a three-dimensional exploded view of the third embodiment;

Fig. 34 is a bottom view of the third embodiment, wherein the slider of the locking member extends into the first locking groove of the locking plate in a locked state;

Fig. 35 is a bottom view of the third embodiment, wherein the slider of the locking member protrudes into the second locking groove of the locking disc and is in the locked state;

Fig. 36 is a side view of the third embodiment, wherein the slider of the locking member does not extend into the first locking groove of the locking disc in a closed state;

Fig. 37 is a side view of the third embodiment, wherein the slider of the locking member protrudes into the first locking groove of the locking disc and is in the locked state;

Fig. 38 is a perspective view of a fourth embodiment of the rotating device of the utility model clearance machine;

Fig. 39 is a three-dimensional exploded view of the fourth embodiment;

Fig. 40 is a bottom view of the fourth embodiment, wherein the pivot rod of the locking member extends into the first locking groove of the locking disc;

Fig. 41 is a bottom view of the fourth embodiment, wherein the pivot rod of the locking member extends into the second locking groove of the locking disc;

Figure 42 is a side view of the fourth embodiment, wherein the pivot rod of the locking member does not extend into the first locking slot of the locking disc in a closed state; and

Fig. 43 is a side view of the fourth embodiment, wherein the pivot rod of the locking member protrudes into the first locking groove of the locking disc in the locked state.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

Before the present invention is described in detail, it should be noted that in the following description, similar components are denoted by the same numerals.

Fig. 1 to Fig. 18 show the first embodiment of the rotating device 100 of the utility model clearance machine, the utility model rotation device 100 of the clearance machine is suitable for connecting a swing gate (not shown) of the clearance machine, the clearance machine is a manual In the traditional way, the user needs to manually push the swing gate to pass when he wants to pass through. The rotating device 100 of the opening and closing machine includes a base 1 , a rotating shaft unit 2 , a restoring unit 3 , a buffer unit 4 , an overload protection unit 5 and a locking unit 6 .

Referring to FIG. 5 to FIG. 8 , the rotating shaft unit 2 includes an upper rotating shaft 21 passing through the base 1 and a lower rotating shaft 22 passing through the base 1 and located below the upper rotating shaft 21 . The upper shaft 21 has a connecting portion 211 connected to the swing gate (not shown in the figure) and a piercing portion 212 located below the connecting portion 211 and passing through the base 1 , the recovery unit 3 and the buffer unit 4 . The base 1 includes a top plate 11, an upper bearing 12 arranged in the middle of the top plate 11, a first shell 13 connected to the top plate 11, and a second shell 13 connected to the first shell 13 from top to bottom. The shell 14 , a third shell 15 connected to the second shell 14 , a bottom plate 16 connected to the bottom of the third shell 15 , and a lower bearing 17 disposed on the bottom plate 16 . The first housing 13 is used to accommodate the recovery unit 3, and has a first inner wall 131, the first inner wall 131 defines a first opening 132 extending up and down in an oval shape, and the first opening 132 has Two long-axis ends 132a and two short-axis ends 132b, the distance between the long-axis ends 132a is greater than the distance between the short-axis ends 132b. The second housing 14 is used to accommodate the buffer unit 4, and has a second inner wall 141, the second inner wall 141 has a first half 141a and a second half connected to the first half 141a part 141b, the second half part 141b is arc-shaped and has two long ends 141c connected to the first half part 141a and a short end 141d between the long ends 141c, the short end 141d and the upper The distance between the rotating shaft 21 is smaller than the distance between any one of the long ends 141c and the upper rotating shaft 21 . The third housing 15 is used for accommodating the overload protection unit 5 and has a circular upper and lower opening. Both the upper bearing 12 and the lower bearing 17 are ball bearings, but it is not limited thereto.

Referring to Fig. 3 to Fig. 6, the restoring unit 3 is used to return the upper shaft 21 to its original position after being rotated, and it includes a return turret 31 fixedly passed through the upper shaft 21, two movably arranged on the upper shaft 21 The return moving frame 32 of the return turret 31 , two return contact wheels 33 respectively arranged on the return mobile frame 32 and abutting against the first inner wall surface 131 , and two return contact wheels 33 arranged between the return mobile frames 32 Recover the elastic member 34 . The returning turret 31 forms a returning moving groove 311 for the returning moving frame 32 to be movably disposed. Each return moving frame 32 has a setting portion 321 for the return abutting wheel 33 to be set on, two side arm portions 322 extending laterally from both ends of the setting portion 321, and two side arm portions 322 respectively formed at the ends of the side arm portions 322 The card block 323. Each side arm portion 322 is formed with a movable slot 322 a for movably accommodating the corresponding locking block 323 . Two ends of the restoring elastic member 34 abut against the setting portion 321 of the restoring moving frame 32 respectively.

Referring to Fig. 3, Fig. 4, Fig. 7 and Fig. 8, the buffer unit 4 is used for buffering the rotation speed of the upper rotating shaft 21 to return to its original position after rotating, and it includes a buffering turret 41 fixedly pierced by the upper rotating shaft 21 , a buffer moving frame 42 movably arranged on the buffer rotating frame 41, a buffer contact wheel 43 arranged on the buffer moving frame 42 and abutting against the second half 141b, and two buffering wheels 43 arranged on the buffer rotating frame 41 The frame 41 abuts against the buffer 44 of the buffer moving frame 42 . The buffer turret 41 forms a buffer moving slot 411 for the buffer moving frame 42 to be movably disposed.

Referring to Fig. 3, Fig. 4, Fig. 9 and Fig. 10, the overload protection unit 5 includes an outer cylinder 51 disposed in the base 1 and pierced by the lower shaft 22, and an outer cylinder 51 pierced by the upper shaft 21 and accommodated An overload turret 52 on the outer cylinder 51 and an overload bearing 55 disposed on the bottom of the outer cylinder 51 . The overload turret 52 has a chassis 521, two half-supports 522 that are semicircularly arranged on the chassis 521, an overload moving groove 523 defined by the chassis 521 and the half-supports 522, and two The overload abutting wheel 53 of the overload moving groove 523 and an overload elastic member 54 disposed in the overload moving groove 523 between the overload abutting wheels 53 . Two locking grooves 511 are formed on the inner wall of the outer cylinder 51 , and the overload contact wheel 53 can be correspondingly locked against the locking grooves 511 . The half brackets 522 jointly define an overload opening 524 through which the upper rotating shaft 21 is fixedly passed. The lower rotating shaft 22 has a joint portion 221 passing through the bottom of the outer tube 51 , a locking portion 222 connected to the bottom of the joint portion 221 and locked against the lower bearing 17 , and a piercing portion passing through the locking unit 6 223.

Referring to Fig. 2 to Fig. 4, together with Fig. 12 to Fig. 14, the locking unit 6 includes a lock plate 61 which is interlockingly sleeved on the penetrating portion 223 of the lower rotating shaft 22, and a mounting plate 61 provided on the base 1. Shell 62, a locking member 63 arranged on the installation shell 62, a switch plate 64 that is connected to the lock plate 61 and slidably sleeves the lower shaft 22, and a bottom plate that is set on the switch plate 64 and the base 1 16 to switch the elastic member 65. The locking plate 61 forms a first locking slot 611 , a second locking slot 612 separated from the first locking slot 611 and two upward protruding protrusions 613 , the second locking slot 612 is 1/4 arc-shaped. The locking member 63 is an electromagnetic lock in this embodiment, and has a locking portion, and the locking portion has a locking tongue 631 that can move up and down. The switch plate 64 forms two engaging slots 641 for engaging the protrusions 613 respectively, and the protrusions 613 can be selectively engaged with one of the engaging slots 641 to switch the first locking slot 611 And the position of the second locking slot 612 is such that one of the first locking slot 611 and the second locking slot 612 is located above the locking portion for the locking portion to movably extend into. It should be noted that the locking member 63 of this embodiment is a push-type electromagnetic lock, which means that when the locking member 63 is energized, the locking tongue 631 will protrude upward into the first locking groove 611, and when the locking tongue 631 Inserting into the first locking groove 611 , the locking plate 61 , the switching plate 64 and the lower rotating shaft 22 are blocked by the locking tongue 631 and cannot rotate, as shown in FIG. 13 . The switching method of the switch plate 64 is to manually move the switch plate 64 upward to separate the protrusion 613 from the engagement groove 641, then rotate the lock plate 61 by 180 degrees, and then release the switch plate 64. The elastic restoring force of the switching elastic member 65 will push the switching plate 64 to move downward so that the protrusion 613 and the engaging groove 641 are re-engaged. into the second locking groove 612, because the second locking groove 612 is 1/4 arc-shaped, so the locking disc 61, the switching disc 64 and the lower rotating shaft 22 will not be completely blocked by the locking tongue 631 and cannot rotate , and the angle space of 1/4 arc can be rotated. And the electromagnetic lock has a power-off unlocking function, which can ensure that in the event of a power failure or other emergency, the swing gate can be manually pushed open when it is in the unlocked state. It should be noted that the lock plate 61 can rotate relative to the lower shaft 22 but cannot slide up and down, and the switch plate 64 can slide up and down relative to the lower shaft 22 but cannot rotate relative to each other. , to make both fixed. In other words, the upwardly protruding protrusion 613 of the locking disc 61 can not only switch the positions of the first locking slot 611 and the second locking slot 612 , but also prevent the locking disc 61 from rotating relative to the lower rotating shaft 22 during normal use. Wherein, the recovery unit 3 , the buffer unit 4 , the overload turret 52 of the overload protection unit 5 , the overload contact wheel 53 and the overload elastic member 54 form an upper rotation module 20 , and the outer surface of the overload protection unit 5 The cylinder 51 , the overload bearing 55 , the lock plate 61 of the locking unit 6 , the switch plate 64 and the switch elastic member 65 form a lower rotation module 30 . The upper rotating module 20 can be driven by the upper rotating shaft 21 to rotate relative to the lower rotating module 30 .

The operation process of the rotating device 100 of the opening and closing machine of the present invention is described below: the rotating device 100 of the opening and closing machine can be switched between a closed state, a locked state and an open state. Referring to Fig. 6, Fig. 8, Fig. 10 and Fig. 12, in the closed state, the swing gate (not shown) is not pushed and presents a state of blocking the entrance and exit, the upper shaft 21, the return unit 3, the buffer unit 4 And the overload protection unit 5 is in the original position and does not rotate. At this time, the locking member 63 of the locking unit 6 has not been energized, so the dead bolt 631 does not extend into the first locking groove 611, the locking disc 61, the switching disc 64 And the lower rotating shaft 22 is not blocked by the dead bolt 631, if the user wants to pass through, he can directly promote the swing gate to rotate, so that both directions can pass through. In the locked state, the swing gate (not shown) is not pushed to block the entrance and exit, and the upper shaft 21, the recovery unit 3, the buffer unit 4 and the overload protection unit 5 are all in their original positions and do not rotate. , but at this time the locking member 63 of the locking unit 6 has been energized, so the locking tongue 631 protrudes upwards into the first locking groove 611, and the locking disc 61, the switching disc 64 and the lower rotating shaft 22 are blocked by the locking tongue 631 If it stops and cannot be rotated, the user cannot pass. If the switch plate 64 is operated and the lock plate 61 is switched to make the second locking groove 612 above the dead bolt 631, even if the locking piece 63 of the locking unit 6 is energized, the dead bolt 631 protrudes upwards into the second locking groove 612, because the second locking groove 612 is in a 1/4 arc shape, so the lock plate 61, the switch plate 64 and the lower rotating shaft 22 will not be completely blocked by the dead bolt 631 and cannot rotate, and there is still 1/4 4. The angular space of the arc can be rotated and can allow one-way traffic (in or out of one of them). The user can release the access control by sensing the card to the gate, so that the rotating device 100 of the gate is switched from the locked state to the closed state, so that the swing gate can be pushed to rotate and pass through, and then reach the open state. 15 to 18, in the open state, the upper shaft 21, the recovery unit 3, the buffer unit 4, the overload protection unit 5, the lower shaft 22, the switching disc 64 and the locking disc 61 are all facing each other. After turning about 90 degrees in the closed state, the return abutting wheel 33 of the return unit 3 moves from the long axis end 132a to the short axis end 132b along the inner wall surface, and the return moving frame 32 is moved by The first inner wall surface 131 presses against and moves toward each other to compress the restoring elastic member 34. After the upper rotating shaft 21 stops rotating, the elastic restoring force of the restoring elastic member 34 will drive the upper rotating shaft 21, the restoring unit 3, the The buffer unit 4 , the overload protection unit 5 , the lower rotating shaft 22 , the switching disc 64 and the locking disc 61 rotate back to their original positions and return to the closed state. And the buffer abutment wheel 43 of the buffer unit 4 moves from the short end 141d to one of the long ends 141c along the second half 141b, and the buffer 44 is changed into a non-compressed state, and can be moved on the upper end 141c. The rotating shaft 21 , the restoring unit 3 , the buffer unit 4 , the overload protection unit 5 , the lower rotating shaft 22 , the switching disc 64 and the locking disc 61 produce damping when they return to their original positions after rotating to buffer the rotational speed of the above components. Therefore, after the user passes, the swing gate can be automatically reset and the speed will not be too fast, which can prevent the next user who wants to pass from being hit by the automatically reset swing gate and being injured. It should be noted that, in the locked state, if the swing gate is impacted by a large external force, when the external force exceeds the designed torsion value, the overload abutment wheel 53 will overcome the elastic force generated by the overload elastic member 54. Torque to leave the card slot 511, and rotate along the inner wall of the outer cylinder 51, so that the upper rotating module 20 can be driven by the upper rotating shaft 21 to rotate relative to the lower rotating module 30, so that the locking member There will be no stress between the dead bolt 631 of 63 and the lock disc 61, which can protect the lock tongue 631 and the lock disc 61 from being damaged by the impact of external force.

It should be noted that the number of the return moving frame 32 and the return abutment wheel 33 is not limited to two, and may be one in other embodiments, and the return elastic member 34 is not limited to two, in other embodiments It can also be one, and in the form where there is only one return mobile frame 32, one end of the return elastic member 34 abuts against the setting part 321 of the return mobile frame 32, and the other end can abut against the return turret 31, and the first housing The first inner wall surface 131 of 13 is correspondingly adjusted to have only one long axis end 132a and one short axis end 132b, which can also drive the upper rotating shaft 21, the recovery unit 3, the buffer unit 4, the overload protection unit 5, the lower The rotating shaft 22, the switching disc 64 and the locking disc 61 rotate back to their original positions and return to the closed state.

Figures 19 to 31 show the second embodiment of the rotating device 100' of the customs clearance machine of the present invention, which is similar to the first embodiment, the difference being that the rotation device 100' of the customs clearance machine includes a base 1, A rotating shaft unit 2 , a restoring unit 3 , a buffer unit 4 and a locking unit 6 do not include the overload protection unit 5 .

The base 1 also has some slight differences compared with the first embodiment. The base 1 of this embodiment omits the third housing 15 because there is no overload protection unit 5, and the first housing 13 and the second housing 14 The exterior shape is slightly different. The rotating shaft unit 2 omits the lower rotating shaft 22 and only includes the upper rotating shaft 21, the upper rotating shaft 21 passes through the base 1, the restoring unit 3, the buffer unit 4, the locking disc 61 and the switching disc 64 of the locking unit 6 . The first housing 13 has a first inner wall 131 and a protrusion 133 formed on the first inner wall 131 and extending up and down. The second housing 14 has a second inner wall 141 , and the second inner wall 141 has a first half 141 a and a second half 141 b connected to the first half 141 a. The second half 141b has two long ends 141c connected to the first half 141a, a short end 141d between the long ends 141c, and two ends extending from the long end 141c to the short end 141d respectively. The arc segment 141b1 and a flat segment 141b2 connected between the arc segments 141b1, the flat segment 141b2 forms a groove 141b3 at the short end 141d. The distance between the short end 141d and the upper shaft 21 is smaller than the distance between any one of the long ends 141c and the upper shaft 21 .

Referring to Fig. 21 to Fig. 24 and Fig. 30, the appearance of the recovery unit 3 is completely different from that of the first embodiment. The recovery unit 3 of this embodiment includes two pressure plates 35, and a sleeve 36 connected to the pressure plates 35 at both ends. 1. A rotating column 37 with two ends fixedly connected to the pressing plate 35 and spaced apart from the sleeve 36 and a torsion spring 38 rotatably sleeved on the sleeve 36, the upper rotating shaft 21 fixedly passes through the The pressing plate 35 passes through the sleeve 36 . One end of the torsion spring 38 abuts against the rotating post 37 and one side of the protruding post 133 , and the other end abuts against the rotating post 37 and the other side of the protruding post 133 . When the turning device 100 of the opening and closing machine is switched from the closed state to the open state, the rotation of the upper shaft 21 will drive the return unit 3 to rotate, so that the rotation column 37 drives one end of the torsion spring 38 to rotate and compress the torsion spring 38, as As shown in FIG. 30 , after the upper rotating shaft 21 stops rotating, the elastic restoring force of the torsion spring 38 will drive the restoring unit 3 and the upper rotating shaft 21 to rotate back to the original position.

Referring to Fig. 20, Fig. 25 and Fig. 31, the buffer unit 4 is substantially the same as that of the first embodiment. Similarly, when the rotating device 100' of the opening and closing machine is switched from the closed state to the open state, the buffer contact wheel 43 is away from the short position. The groove 141b3 of the end 141d moves along the flat section 141b2 and then along one of the circular arc sections 141b1 toward one of the long ends 141c, passing through the length of the second inner wall surface 141 against which the buffer abutment wheel 43 abuts. The distance between the end 141c and the upper rotating shaft 21 is greater than the distance between the short end 141d of the second inner wall surface 141 against which the buffer contact wheel 43 abuts and the upper rotating shaft 21 in the closed state, and the buffer 44 is changed to a non-compressed state Damping can be generated when the upper rotating shaft 21 returns to its original position after rotating to buffer the rotating speed of the upper rotating shaft 21 . And when the upper rotating shaft 21 returns to its original position after rotating, the buffer abutment wheel 43 enters the flat segment 141b2 along the arc segment 141b1 and returns to the groove 141b3 at the short end 141d. The speed when the connecting wheel 43 moves along the flat section 141b2 will be greater than that when moving along the arc section 141b1, so that the damping effect is better and the rotation speed of the upper rotating shaft 21 can be buffered.

Referring to Fig. 26 to Fig. 29, the locking unit 6 is substantially the same as the first embodiment, only the appearance of the installation shell 62 is slightly different, and the locking member 63 in this embodiment also adopts a push-type electromagnetic lock, and has a The locking part has a lock tongue 631 that can move up and down. Its locking mechanism is exactly the same as that of the first embodiment, and will not be repeated here. This design can keep the overall module arrangement in a straight line, which is convenient for erecting the clearance machine model in the slender interior space.

Fig. 32 to Fig. 37 show the third embodiment of the rotating device 100" of the utility model, which is similar to the second embodiment, the only difference is that the locking mechanism and components of the locking unit 6 are different. This embodiment The outer appearance of the mounting shell 62 of the locking unit 6 of the example is different from that of the second embodiment. The lock plate 61, the switch plate 64 and the switch elastic member 65 are all the same as the previous embodiment, and the locking part has a dead bolt that can move up and down. 631 and a slider 632 fixedly connected to the lock tongue 631 , the slider 632 has a body portion 632 a connected to the lock tongue 631 and a protruding portion 632 b protruding from the body portion 632 a and located below the lock plate 61 . Referring to Fig. 34 to Fig. 37 again, the locking member 63 is a pull-type electromagnetic lock, which means that when the locking member 63 is energized, the locking tongue 631 pulls the slider 632 upwards to move toward the locking member 63, so that the protrusion 632b extends Entering the first locking groove 611, the rotating device 100" of the opening and closing machine is converted to the locked state. This design utilizes the installation shell 62 to assist the sliding and stopping of the lock tongue 631, which greatly reduces the load on the electromagnetic lock body and makes the overall structure more stable. The switch mode of the switch plate 64 is also the same as that of the first and second embodiments, the switch plate 64 can be manually moved upwards to separate the protrusion 613 from the engagement groove 641, and then the lock plate 61 is rotated 180° degree, and then release the switching disk 64, the elastic restoring force of the switching elastic member 65 will push the switching disk 64 to move downwards so that the protrusion 613 and the engaging groove 641 are re-engaged. After the switching is completed, when When the locking member 63 is energized, the protruding part 632b of the slider 632 stretches into the second locking groove 612. Because the second locking groove 612 is in a 1/4 arc shape, the locking disc 61, the switching disc 64 and the lower The rotating shaft 22 will not be completely blocked by the slider 632 and cannot rotate, but there is still a 1/4 arc angle space to rotate.

Figures 38 to 43 show the fourth embodiment of the rotating device 100"' of the utility model, which is similar to the third embodiment, and the only difference is that the locking mechanism and components of the locking unit 6 are different. This The outer appearance of the mounting shell 62 of the locking unit 6 of the embodiment is different from that of the third embodiment. The locking plate 61, the switching plate 64 and the switching elastic member 65 are all the same as the previous embodiment. The locking part has a movable up and down Lock tongue 631 and a pivot rod 633 connected to the lock tongue 631 and one end pivotally connected to the installation shell 62, the pivot rod 633 has a pivot portion 633a pivotally connected to the installation shell 62, a pivot joint connected to the pivot Part 633a is a joint part 633b for the lock tongue 631 to pass through and a protruding part 633c connected to the joint part 633b and located below the lock plate 61. The joint part 633b is pivotally connected to the lock tongue 631 through a latch 634, so that the pivot The joint portion 633b of the connecting rod 633 can pivot relative to the lock tongue 631. Referring to Figure 40 to Figure 43 again, the lock member 63 is also a pull-type electromagnetic lock, which means that when the lock member 63 is energized, the lock tongue 631 is Pull the pivoting rod 633 upwards to pivot and rotate towards the locking member 63, so that the protruding portion 633c enters the first locking groove 611, and the rotating device 100"' of the opening and closing machine is switched to the locked state. This design uses the principle of leverage to reduce the stroke of the dead bolt 631 of the electromagnetic lock, which is suitable for electromagnetic locks with small strokes and strong suction. And like the design of the third embodiment, using the installation shell 62 to assist the sliding and stopping of the lock tongue 631 can prevent the electromagnetic lock from directly bearing the load. The switching mode of the switching disc 64 is also the same as that of the first, second and third embodiments, and will not be repeated here.

It should be noted that, although the second to fourth embodiments of the rotating devices 100', 100", 100"' of the utility model do not show the overload protection unit 5, they can still be installed in any In the embodiment, as long as the lower rotating shaft 22 is correspondingly added to the rotating shaft unit 2 . The recovery unit 3 and the buffer unit 4 can also be omitted or added according to the needs, which means that both can be modularized and freely selected as the turning device of the opening and closing machine, and can be added or reduced according to the needs to increase the flexibility of use.

In summary, the rotating device 100, 100', 100", 100"' of the utility model adopts an electromagnetic lock through the locking part 63, and cooperates with mechanical structures such as the locking disc 61, the switching disc 64 and the rotating shaft unit 2, and the overall Less power consumption. And through the setting of the recovery unit 3, after the turning device 100 of the opening and closing machine is unlocked, after the swing gate is manually pushed open and switched from the closed state to the open state, the swing gate can automatically reset back to the closed state. Through the setting of the buffer unit 4 in the process, the automatic reset speed of the swing gate will not be too fast, which can prevent the next user who wants to pass from being hit by the automatically reset swing gate and being injured. Also through the setting of the overload protection unit 5, when the swing gate is hit by an external force and bears an excessive torque, the protection mechanism is activated so that the overload abutment wheel 53 leaves the slot 511 of the outer cylinder 51 and moves along the outer cylinder 51. The inner wall rotates to avoid damage to the internal structure. And the locking module is designed through the coordination of the switching disc 64 and the locking disc 61, and can enter and exit the bidirectional mode that requires authentication and only one of them needs authentication in both sides of the entry and exit, and the other side can pass freely without authentication. It is quite flexible to use to switch between traffic modes. And the recovery unit 3, the buffer unit 4 and the overload protection unit 5 are all modular designs, which can be added or reduced according to requirements, and can also increase the flexibility of use, so the purpose of the present utility model can indeed be achieved.

But the above-mentioned ones are only embodiments of the present utility model, and should not limit the scope of implementation of the present utility model with this. All simple equivalent changes and modifications made according to the claims of the utility model and the content of the description are all Still belong to the scope that the utility model covers.

Claims (9)

1. A turning device of a customs clearance machine, comprising:

a base;

the rotating shaft unit comprises an upper rotating shaft penetrating through the base; and

the return unit is sleeved on the upper rotating shaft and used for returning the upper rotating shaft to the original position after rotating;

the base comprises a top plate for the upper rotating shaft to penetrate through and a first shell connected below the top plate and used for containing the recovery unit.

2. The turning device of a customs clearance machine as claimed in claim 1, wherein: the first shell is provided with a first inner wall face, the first inner wall face defines a first opening which extends up and down in an oval shape, the first opening is provided with two long shaft ends and two short shaft ends, the distance between the long shaft ends is larger than that between the short shaft ends, the restoring unit comprises a restoring rotating frame fixedly penetrated by the upper rotating shaft, two restoring moving frames movably arranged on the restoring rotating frame, two restoring abutting wheels respectively arranged on the restoring moving frames and abutted to the first inner wall face, and at least one restoring elastic piece arranged between the restoring moving frames, when the upper rotating shaft rotates, the restoring unit is driven to rotate, the restoring abutting wheels are driven to move towards the short shaft ends along the first inner wall face through the long shaft ends of the first opening, the restoring moving frames are pressed by the first inner wall face to move oppositely, so that the elastic restoring pieces are compressed, and after the upper rotating shaft stops rotating, the restoring force of the restoring elastic piece drives the restoring unit and the upper rotating shaft to restore the original position.

3. The turning device of a customs clearance machine as claimed in claim 1, wherein: the first shell is provided with a first inner wall surface, the first inner wall surface defines a first opening extending up and down, the first opening is provided with a long shaft end and a short shaft end, the distance between the long shaft end and the upper rotating shaft is larger than the distance between the short shaft end and the upper rotating shaft, the return unit comprises a return rotating frame fixedly penetrated by the upper rotating shaft, a return moving frame movably arranged on the return rotating frame, a return abutting wheel arranged on the return moving frame and abutted against the first inner wall surface, and at least one return elastic piece arranged between the return moving frame and the return rotating frame, when the upper rotating shaft rotates, the return unit is driven to rotate, so that the return abutting wheel moves towards the short shaft end from the long shaft end of the first opening along the first inner wall surface, the return moving frame is pressed by the first inner wall surface to move oppositely, so as to compress the return elastic piece, and after the upper rotating shaft stops rotating, the elasticity of the return elastic piece drives the return unit and the upper rotating shaft to return to the original position.

4. The turning device of a customs clearance machine as claimed in claim 2, wherein: the return rotating frame is provided with a return moving groove for the return moving frame to movably arrange, each return moving frame is in an inverted U shape approximately, the return moving frame is provided with a setting part for the return abutting wheel to arrange, two side arm parts transversely extending from two ends of the setting part and two clamping blocks respectively formed at the tail ends of the side arm parts, each side arm part is provided with a moving groove for the corresponding clamping block to movably accommodate, and two ends of the return elastic part are respectively abutted to the setting part.

5. The turning device of a customs clearance machine as set forth in claim 1, wherein: first casing has first internal face and forms in first internal face and the projection that extends from top to bottom, the answer unit includes that two clamp plates, both ends are connected respectively the sleeve pipe of clamp plate, both ends rigid coupling respectively the clamp plate and with sleeve pipe looks spaced rotates the post and rotationally the cover is located sheathed tube torsional spring, go up the pivot and wear to establish fixedly the clamp plate and pass the sleeve pipe, torsional spring one end is supported and is leaned on rotate the post and reach one side of projection, the other end supports and leans on rotate the post and the opposite side of projection, works as it will drive when the pivot rotates to go up the answer unit rotates, makes the rotation post drive the one end of torsional spring rotates and compresses the torsional spring, treats it will drive to go up the pivot stall back the elastic restoring force of torsional spring will drive answer the unit and go up the pivot and rotate the answer normal position.

6. The turning device of a customs clearance machine as claimed in any one of claims 1 to 5, wherein: the turning device of the on-off machine further comprises a buffering unit which is sleeved on the upper rotating shaft and located in the base, and the buffering unit is used for buffering the turning speed of the upper rotating shaft which returns to the original position after being turned.

7. The turning device of a customs clearance machine as claimed in claim 6, wherein: the base comprises a second shell used for containing the buffer unit, the second shell is provided with a second inner wall surface, the second inner wall surface is provided with a first half part and a second half part connected with the first half part, the second half part is provided with two long ends connected with the first half part and a short end positioned between the long ends, the distance between the short end and the upper rotating shaft is smaller than that between any long end and the upper rotating shaft, the buffer unit comprises a buffer rotating frame fixedly penetrated by the upper rotating shaft, a buffer moving frame movably arranged on the buffer rotating frame, a buffer abutting wheel arranged on the buffer moving frame and abutted against the second half part and at least one buffer arranged on the buffer rotating frame and abutted against the buffer moving frame, the buffer abutting wheel is in a compression state when abutted against the short end, when the upper rotating shaft rotates, the buffer unit is driven to rotate, so that the buffer abutting wheel moves from the short end to one of the long ends along the second half part, the buffer is changed into a non-compression state, and the buffer rotating shaft can generate damping in-situ rotation speed when the upper rotating shaft rotates.

8. The turning device of the switch according to claim 7, wherein: the second half part is arc-shaped.

9. The turning device of the switch according to claim 7, wherein: the second half part is also provided with two circular arc sections extending from the long end to the short end and a flat section connected between the circular arc sections, the flat section forms a groove positioned at the short end, when the upper rotating shaft rotates, the buffer unit is driven to rotate, the buffer abutting wheel is separated from the groove and moves along one of the circular arc sections to one of the long ends along the flat section, the buffer is changed into a non-compression state, and damping can be generated to buffer the rotating speed of the upper rotating shaft when the upper rotating shaft returns to the original position after rotating.

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